Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099953)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099953 advisory. In the Linux kernel, the following vulnerability has been resolved: USB: usbtmc: Use usbbulkmsgkillable with user-specified timeouts The usbtmc driver accepts timeou...

DEBIAN-CVE-2025-21871

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix supplicant wait loop OP-TEE supplicant is a user-space daemon and it's possible for it be hung or crashed or killed in the middle of processing an OP-TEE RPC call. It becomes more complicated when there is incorre...

UBUNTU-CVE-2025-21871

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix supplicant wait loop OP-TEE supplicant is a user-space daemon and it's possible for it be hung or crashed or killed in the middle of processing an OP-TEE RPC call. It becomes more complicated when there is incorre...